Senior Java Developer

Webbeeglobal; Dadri; On-site; INR 900,000 - 1,500,000; Full time

Job summary

WebBee eSolutions private limited is seeking a skilled Java Developer to design, develop, and maintain backend services using Spring Boot. You will build scalable REST APIs and implement data integration workflows across orders, inventory, and product data.

The role focuses on clean code, robust error handling, and high performance. You will participate in architecture discussions, write tests, and mentor junior developers in a fast-paced environment.

Qualifications

• Proficient in Java with Spring Boot; design scalable backend services.
• Experience building reliable RESTful APIs and data mappings.
• Familiar with SQL, MySQL databases and query optimisation.
• Ability to write automated tests and participate in PR reviews.

Responsibilities

• Design, develop and maintain backend services using Java and Spring Boot.
• Build reliable and scalable REST APIs.
• Develop integration workflows involving orders, inventory, fulfilment, tracking, and product data.
• Write clean, reusable, and maintainable code.
• Implement validations, exception handling, and retry mechanisms.

Skills

Java

Spring Boot

REST APIs

SQL

Performance optimization

Unit & integration tests

Mentoring

Tools

MySQL

SOAP

OAuth 2.0

Job description

WebBee eSolutions private limited | Full time

WebBee global, a leading eCommerce integration service provider is a dedicated and experienced team of software professionals offering collaborative solutions to business for performance enhancement and smart automation of their process. The rich integration and automation at the core of its expertise WebBee business solutions are an array of activities including EDI, extensions, ERP consultation & strategy, process integrations and others.

Job Description

• Design, develop and maintain backend services using Java and Spring Boot.
• Build reliable and scalable REST APIs.
• Develop integration workflows involving orders, inventory, fulfilment, tracking, and product data.
• Write clean, reusable and maintainable code.
• Implement validations, exception handling, retry mechanisms and failure recovery.
• Optimize existing modules for performance, reliability and scalability.
• Participate in architecture and technical design discussions.
• Refactor legacy code where required without affecting existing customers.
• Integrate with external platforms using REST and SOAP APIs.
• Work with API authentication mechanisms such as OAuth 2.0, API keys and access tokens.
• Handle pagination, rate limits, retries and API failures.
• Design and consume webhooks.
• Analyse API requests, responses and error messages.
• Develop data mapping and transformation logic between different platforms.
• Ensure integrations are idempotent and do not create duplicate transactions.
• Maintain compatibility with third‑party API changes and version upgrades.
• Investigate production incidents using application logs, database records and monitoring tools.
• Identify root causes instead of applying temporary fixes.
• Analyse performance issues, memory problems, connection pool exhaustion and slow database queries.
• Troubleshoot intermittent API, webhook, scheduler and queue‑related failures.
• Provide technical findings to support, QA and operations teams.
• Implement permanent corrective and preventive actions.
• Participate in critical incident resolution when required.
• Design and maintain MySQL database structures.
• Write and optimise SQL queries.
• Create appropriate indexes and analyse execution plans.
• Handle large‑volume data processing efficiently.
• Identify duplicate, inconsistent or incomplete records.
• Work safely with production data and database migrations.
• Understand transactions, locking, isolation levels and concurrency.
• Review code written by other developers.
• Identify defects, security issues, performance risks and maintainability concerns.
• Enforce coding standards and engineering best practices.
• Write unit and integration tests and ensure adequate test coverage for critical workflows.
• Participate in pull‑request reviews and release validation.
• Mentor junior and mid‑level developers.
• Design systems that can process high‑volume orders and API transactions.
• Improve scheduler, batch and queue‑processing efficiency.
• Identify memory, CPU, thread and database bottlenecks.
• Design asynchronous processing where appropriate.
• Ensure services fail safely and recover correctly.
• Support horizontal and vertical scaling decisions.
• Work closely with product analysts, business analysts, QA engineers and support teams.
• Understand business requirements and convert them into technical solutions.
• Clarify technical feasibility, dependencies and risks.
• Support QA in preparing technical and integration test scenarios.
• Provide technical estimates and implementation plans.
• Communicate delays, risks and blockers clearly.

Requirements

• Work from the Noida office.
• Participate in production incident resolution when necessary.
• Collaborate with teams working on customer‑facing integrations.
• Follow secure development and data‑handling practices.